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» Meca: A Tool for Access Control Models
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ICSE
2007
IEEE-ACM
14 years 7 months ago
When Role Models Have Flaws: Static Validation of Enterprise Security Policies
Modern multiuser software systems have adopted RoleBased Access Control (RBAC) for authorization management. This paper presents a formal model for RBAC policy validation and a st...
Marco Pistoia, Stephen J. Fink, Robert J. Flynn, E...
WIKIS
2010
ACM
13 years 5 months ago
Toward sensitive information redaction in a collaborative, multilevel security environment
Wikis have proven to be an invaluable tool for collaboration. The most prominent is, of course, Wikipedia. Its open nature is not suitable for all environments; in corporate, gove...
Peter Gehres, Nathan Singleton, George Louthan, Jo...
IHI
2012
217views Healthcare» more  IHI 2012»
12 years 2 months ago
Declarative privacy policy: finite models and attribute-based encryption
Regulations and policies regarding Electronic Health Information (EHI) are increasingly complex. Federal and State policy makers have called for both education to increase stakeho...
Peifung E. Lam, John C. Mitchell, Andre Scedrov, S...
ACSAC
2001
IEEE
13 years 11 months ago
Why Information Security is Hard-An Economic Perspective
According to one common view, information security comes down to technical measures. Given better access control policy models, formal proofs of cryptographic protocols, approved ...
Ross J. Anderson
CDC
2010
IEEE
203views Control Systems» more  CDC 2010»
13 years 1 months ago
Cyber security analysis of state estimators in electric power systems
In this paper, we analyze the cyber security of state estimators in Supervisory Control and Data Acquisition (SCADA) systems operating in power grids. Safe and reliable operation o...
André Teixeira, Saurabh Amin, Henrik Sandbe...